Unix Questions

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41.

Which command is used to display the characteristics of a process?

A

pid

B

du

C

ps

D

au

E

None of the above

Correct Answer: C

None.

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42.

Which of the following commands is used to identify the type of file by context?

A

ls

B

cat

C

file

D

more

E

None of the above

Correct Answer: C

None.

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43.

The field separator in cut command is specified with

A

#NAME?

B

#NAME?

C

-r option

D

#NAME?

E

None of the above

Correct Answer: B

None.

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44.

Which of the following options will be used to display number of blocks used by a file?

A

-c

B

#NAME?

C

#NAME?

D

#NAME?

E

None of the above

Correct Answer: D

None.

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45.

Which option will be used with touch command to change the access time?

A

#NAME?

B

#NAME?

C

#NAME?

D

#NAME?

E

None of the above

Correct Answer: A

None.

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46.

Which command is used to make all files and sub-directories in the directory (progs) executable by all users?

A

chmod -R a+x progs

B

chmod -R 222 progs

C

chmod -1 a+x progs

D

chmod -x a+x progs

E

None of the above

Correct Answer: A

None.

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47.

Which command is used to display and create files?

A

cat

B

vi

C

ed

D

lyrix

E

None of the above

Correct Answer: A

None.

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48.

The second set of the three permissions (r-) indicates that

A

group has read permission only

B

other has read permission only

C

owner has read permission only

D

group has write permission only

E

None of the above

Correct Answer: A

None.

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49.

Which column contains all details of the permissions of a file when you issue the ls -l command?

A

second

B

fourth

C

third

D

first

E

None of the above

Correct Answer: D

None.

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50.

Which of the following commands is used to display your working directory?

A

dir

B

prompt $p$g

C

pwd

D

path

E

None of the above

Correct Answer: C

None.

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